Complete varieties and specifications of factory production DK77 Series CNC WEDM DK7728-DK77120 variety of models, the main specifications. Host precision ball screw, roller rail structure. Steel, large carrying capacity, smooth transmission and high precision. Machine using a low bed institution, reduce the clamping labor intensity. Machine control system with SBC and 586 computers are available, according to customer demand and wide to meet all kinds of mold, tool and machine parts manufacturing.